Laboratory Diagnosis
• Mucus flecks from stool are cultured.
• Smears are not useful for diagnosis.
• Dark field microscopy shows rapidly motile vibrios.
Laboratory Diagnosis Culture
• Growth is rapid on Blood agar,
• On TCBS medium typical colonies can be picked in 18 hours.
• The stool specimens can be transported in Venkataraman Ramakrishnan medium
• Alkaline peptone water is ideal enrichment medium